000 00379nam a2200133Ia 4500
008 140215s9999 xx 000 0 und d
084 _aG:66
_bSCH;1949
100 _aSchmalhausen, I I.
245 _aFactors of Evolution : The Theory of Stabilizing Selection /
_b
260 _bThe Blakiston Co.Inc. ,
_aToronto :
_c1949
300 _a327p :
650 _aGenetics
942 _2cc
_cBK
999 _c4259
_d4259